Home / 37,692.09-52,021.80-28,179.72

Finding the Fourth Proportional to 37,692.09, 52,021.80 and 28,179.72

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Solution

The fourth proportional to 37,692.09, 52,021.80 and 28,179.72 is: 38,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,692.09 : 52,021.80 = 28,179.72 : x
  2. Step 2: Convert to fraction form
    37,692.09/52,021.80 = 28,179.72/x
  3. Step 3: Cross multiply
    37,692.09x = 52,021.80 × 28,179.72
  4. Step 4: Simplify right side
    37,692.09x = 1,465,959,757.90
  5. Step 5: Solve for x
    x = 1,465,959,757.90/37,692.09
  6. Step 6: Final answer
    x = 38,893.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.